7:55 p.m.
All callers of qemuMonitorJSONMakeCommandInternal will benefit from
making @arguments a double pointer and passing it to
virJSONValueObjectCreate directly which will clear it if it steals the
value.
Signed-off-by: Peter Krempa <pkrempa(a)redhat.com>
---
src/qemu/qemu_monitor_json.c | 32 ++++++++++++--------------------
1 file changed, 12 insertions(+), 20 deletions(-)
diff --git a/src/qemu/qemu_monitor_json.c b/src/qemu/qemu_monitor_json.c
index fbcd1d8e08..272f7a9433 100644
--- a/src/qemu/qemu_monitor_json.c
+++ b/src/qemu/qemu_monitor_json.c
@@ -546,20 +546,18 @@ qemuMonitorJSONTransactionAdd(virJSONValuePtr actions,
*
* Create a JSON object used on the QMP monitor to call a command.
*
- * Note that @arguments is always consumed and should not be referenced after
- * the call to this function.
+ * Note that @arguments is consumed and cleared.
*/
static virJSONValuePtr
qemuMonitorJSONMakeCommandInternal(const char *cmdname,
- virJSONValuePtr arguments)
+ virJSONValuePtr *arguments)
{
virJSONValuePtr ret = NULL;
ignore_value(virJSONValueObjectCreate(&ret,
"s:execute", cmdname,
- "A:arguments", &arguments,
NULL));
+ "A:arguments", arguments, NULL));
- virJSONValueFree(arguments);
return ret;
}
@@ -569,7 +567,7 @@ qemuMonitorJSONMakeCommand(const char *cmdname,
...)
{
virJSONValuePtr obj = NULL;
- virJSONValuePtr jargs = NULL;
+ g_autoptr(virJSONValue) jargs = NULL;
va_list args;
va_start(args, cmdname);
@@ -577,7 +575,7 @@ qemuMonitorJSONMakeCommand(const char *cmdname,
if (virJSONValueObjectCreateVArgs(&jargs, args) < 0)
goto cleanup;
- obj = qemuMonitorJSONMakeCommandInternal(cmdname, jargs);
+ obj = qemuMonitorJSONMakeCommandInternal(cmdname, &jargs);
cleanup:
va_end(args);
@@ -3505,9 +3503,8 @@ qemuMonitorJSONSetMigrationParams(qemuMonitorPtr mon,
{
g_autoptr(virJSONValue) cmd = NULL;
g_autoptr(virJSONValue) reply = NULL;
- virJSONValuePtr par = g_steal_pointer(params);
- if (!(cmd = qemuMonitorJSONMakeCommandInternal("migrate-set-parameters",
par)))
+ if (!(cmd = qemuMonitorJSONMakeCommandInternal("migrate-set-parameters",
params)))
return -1;
if (qemuMonitorJSONCommand(mon, cmd, &reply) < 0)
@@ -4024,7 +4021,7 @@ int qemuMonitorJSONAddFileHandleToSet(qemuMonitorPtr mon,
return -1;
}
- if (!(cmd = qemuMonitorJSONMakeCommandInternal("add-fd",
g_steal_pointer(&args))))
+ if (!(cmd = qemuMonitorJSONMakeCommandInternal("add-fd", &args)))
return -1;
if (qemuMonitorJSONCommandWithFd(mon, cmd, fd, &reply) < 0)
@@ -4208,9 +4205,8 @@ qemuMonitorJSONAddNetdev(qemuMonitorPtr mon,
{
g_autoptr(virJSONValue) cmd = NULL;
g_autoptr(virJSONValue) reply = NULL;
- virJSONValuePtr pr = g_steal_pointer(props);
- if (!(cmd = qemuMonitorJSONMakeCommandInternal("netdev_add", pr)))
+ if (!(cmd = qemuMonitorJSONMakeCommandInternal("netdev_add", props)))
return -1;
if (qemuMonitorJSONCommand(mon, cmd, &reply) < 0)
@@ -4637,9 +4633,8 @@ qemuMonitorJSONAddObject(qemuMonitorPtr mon,
{
g_autoptr(virJSONValue) cmd = NULL;
g_autoptr(virJSONValue) reply = NULL;
- virJSONValuePtr pr = g_steal_pointer(props);
- if (!(cmd = qemuMonitorJSONMakeCommandInternal("object-add", pr)))
+ if (!(cmd = qemuMonitorJSONMakeCommandInternal("object-add", props)))
return -1;
if (qemuMonitorJSONCommand(mon, cmd, &reply) < 0)
@@ -7506,9 +7501,8 @@ qemuMonitorJSONBlockExportAdd(qemuMonitorPtr mon,
{
g_autoptr(virJSONValue) cmd = NULL;
g_autoptr(virJSONValue) reply = NULL;
- virJSONValuePtr pr = g_steal_pointer(props);
- if (!(cmd = qemuMonitorJSONMakeCommandInternal("block-export-add", pr)))
+ if (!(cmd = qemuMonitorJSONMakeCommandInternal("block-export-add",
props)))
return -1;
if (qemuMonitorJSONCommand(mon, cmd, &reply) < 0)
@@ -9036,9 +9030,8 @@ qemuMonitorJSONBlockdevAdd(qemuMonitorPtr mon,
{
g_autoptr(virJSONValue) cmd = NULL;
g_autoptr(virJSONValue) reply = NULL;
- virJSONValuePtr pr = g_steal_pointer(props);
- if (!(cmd = qemuMonitorJSONMakeCommandInternal("blockdev-add", pr)))
+ if (!(cmd = qemuMonitorJSONMakeCommandInternal("blockdev-add", props)))
return -1;
if (qemuMonitorJSONCommand(mon, cmd, &reply) < 0)
@@ -9057,9 +9050,8 @@ qemuMonitorJSONBlockdevReopen(qemuMonitorPtr mon,
{
g_autoptr(virJSONValue) cmd = NULL;
g_autoptr(virJSONValue) reply = NULL;
- virJSONValuePtr pr = g_steal_pointer(props);
- if (!(cmd = qemuMonitorJSONMakeCommandInternal("blockdev-reopen", pr)))
+ if (!(cmd = qemuMonitorJSONMakeCommandInternal("blockdev-reopen", props)))
return -1;
if (qemuMonitorJSONCommand(mon, cmd, &reply) < 0)
--
2.28.0